Blue Mountain, Lincoln County, Montana, Elevation = 6040 ft.

Located in the Kootenai National Forest

Blue Mountain was used as a lookout site as early as 1921. The present day 72 ft. Aeromotor tower was built by the CCC in 1935. This lookout is on the National Historic Lookout Register #342. Photo on August 9, 2020.
A closer view of the tower which has a 7ft. square cab.
The benchmark disk was placed in 1921. Datasheet: TN0929